Pigeon Clocking System

Complete the input boxes from the Point Of Origin, Deg, Min and Sec are numeric fields,
meaning you have to enter a valid numerical values.

Complete the input boxes from the Point Of Destination, Deg, Min and Sec are numeric fields,
meaning you have to enter a valid numerical values.

Select ellips value from the selection, this value will be used on computing the distance.
Then if all fields are filled by values, just click the Compute button. A new page will be opened and you will see the distance based on your inputs.

If an error was encountered on your entries, you will not be redirected to a new page, but you will be forced to input all the entries to addressed the problem. Just always remember the Degree, Minute and Seconds are numeric, don't enter any illegal characters other than the numeric values.